package me.zk.practice1.list;

import java.util.concurrent.ConcurrentHashMap;

/**
 * @Author: zhang kai
 * @Date: 2021/12/29
 * @Description:
 */
public class ConcurrentHashMapDemo {
    public static void main(String[] args) {
        ConcurrentHashMap con = new ConcurrentHashMap(32);
        System.out.println(64>>>2);
        con.put("1","2");
        System.out.println(64 - (64>>>2));
    }
}
